September Weather in Leivonmaeki, Finland

Last updated: August 23, 2025

In September, the average temperature in Leivonmaeki, Finland hovers around 10°C (51°F), with a potential drop to a chilly -1°C (30°F) and a pleasant peak of 22°C (72°F). Expect around 71 mm (2.8 in) of precipitation over 13 days, contributing to an overall average humidity of a high 90%. Get ready for a blend of cool temperatures and damp days!

September Temperature in Leivonmaeki

In September in Leivonmaeki, the average temperature is 10°C (51°F). The maximum can reach 22°C (72°F), and the minimum can be as low as -1°C (30°F). It’s a great time for travelers to enjoy mild weather while exploring the area, so pack accordingly and be prepared for some temperature variations!

September Weather in Leivonmaeki: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Leivonmaeki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Leivonmaeki, September typically has an average temperature of 10°C (51°F), with highs reaching up to 22°C (72°F) and lows dropping to around -1°C (30°F).

Data source: Temperature data for Leivonmaeki generated using information from the Copernicus Climate Change Service.

September Precipitation in Leivonmaeki

In Leivonmaeki in September, the total precipitation amount is 71 mm (2.8 in) occurring over the course of 13 days.

September Precipitation Trends in Leivonmaeki

The chart displays monthly precipitation patterns in Leivonmaeki, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Leivonmaeki, September typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Leivonmaeki

In Leivonmaeki in September, humidity is 90%. With an average temperature of 10°C (51°F), this humidity feels like you are wrapped in a damp blanket, making traveling quite uncomfortable and sticky, as the air hangs heavy around you, often leading to fatigue and a longing for cooler, drier conditions.

September Average Humidity in Leivonmaeki

This chart illustrates the average monthly humidity levels in Leivonmaeki, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Leivonmaeki is approximately 90%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Leivonmaeki

In Leivonmaeki in September, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Leivonmaeki, you can check the information here.

Maximum UV Index Levels in Leivonmaeki for September

The chart shows the monthly maximum UV Index (UVI) for Leivonmaeki in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Leivonmaeki typically reaches 3, which falls under the moderate exposure category.

Data source: Leivonmaeki September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How September Weather in Leivonmaeki Compares to Other Months

Weather in Leivonmaeki varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Leivonmaeki, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Leivonmaeki, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (23°F)	47 mm (1.9 inches)	98%	low
February Weather	-6°C (22°F)	44 mm (1.7 inches)	96%	low
March Weather	-2°C (28°F)	43 mm (1.7 inches)	93%	moderate
April Weather	2°C (36°F)	44 mm (1.7 inches)	87%	moderate
May Weather	9°C (49°F)	60 mm (2.3 inches)	75%	moderate
June Weather	16°C (61°F)	67 mm (2.6 inches)	74%	high
July Weather	17°C (63°F)	76 mm (3.0 inches)	80%	high
August Weather	15°C (60°F)	88 mm (3.5 inches)	85%	moderate
September Weather	10°C (51°F)	71 mm (2.8 inches)	90%	moderate
October Weather	5°C (42°F)	74 mm (2.9 inches)	94%	low
November Weather	1°C (34°F)	59 mm (2.3 inches)	94%	low
December Weather	-3°C (27°F)	69 mm (2.7 inches)	96%	low